Tire tread



FIG. 1 is a perspective view of a tire tread, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof; and,

FIG. 4 is an enlarged partial front view thereof.

In the drawings, the broken lines defining the sidewall depict environmental subject matter that forms no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 